*{
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}
li{
	list-style: none;
}
img{
	display: block;
}
a{
    text-decoration: none;
}
.boss{
    width: 100%;
    height: 140px;
    background-color: #fff;   
}
.bos1{
    height: 140px;
    width: 1200px;
    margin: 0 auto;
    display: flex;
}
.bos1-1{   
    width: 200px;
    height: 126px;
    background: url(../img/sprite.png)  no-repeat;
    margin-top: 7px;
}
.bos2{
    width: 800px;
    height: 140px;
    
}
.bos3 img{
    width: 190px;
    height: 120px;
}
.ss{
    display: flex;
    width: 550px;
    height: 36px;
    border: 1px solid red;
    margin-left: 50px;
    margin-top: 30px;
}
.pt1{
    width: 488px;
    height: 32px;
    margin-top: 2px;
    outline: none;
    border: 0px;
    margin-left: 20px;
}
.ss1{
    background-color: red;
    width: 58px;
    height: 32px;
    margin-top: 1px;
	text-align: center;
}
.ss1 img{
	width: 25px;
	height: 25px;
	margin: 0 auto;
	margin-top:5px;
}
.nav4{
    margin-left: 50px;
    width: 550px;
    display: flex;
    margin-top: 5px;
}
.nav4 a{
    font-size: 12px;
    margin-left: 5px;
    margin-right: 5px;
}
.a4{
    color: red;
}
.nav5{
    width: 800px;
    margin: 0 auto;
    margin-top: 20px;
}
.a6,.a7{
    font-size: 16px;
    margin-left: 10px;
    margin-right: 10px;
}
.a6{
    color: red;
}
/* 导航 */
.bos4{
    background-color: blue;
    /* width:1920px; */
    height: 50px;
}
.bos4-1{
    width: 1210px;
    margin: 0 auto;
    line-height: 50px;
}
.bos4-1 a {
    color:#fff;
    padding-left: 30px;
}